You can eat food such as porridge and pasta the day before the colonoscopy. During colonoscopy, you need to use an endoscope to observe the intestines, and then you need to have no food residue in the intestines, so that the examination results can be clearer and the accuracy of the results will not be affected. The day before the colonoscopy, the main focus should be on a non-dregs liquid food, porridge food contains a lot of water and carbohydrates, which is rich in nutrients. When eating pasta, you can make it worse, such as lumpy soup, so that it is easier to be digested and absorbed by the body, in order not to affect the results of the colonoscopy, but also to be able to maintain the body’s energy needs. Pay attention to the reasonable diet before the colonoscopy, so as not to affect the results. If gastrointestinal discomfort, to be reasonable treatment after the examination.